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Biogen
BIIB

Overview Fund Activity

884 hedge funds and large institutions have $72.3B invested in Biogen in 2014 Q4 according to their latest regulatory filings, with 130 funds opening new positions, 343 increasing their positions, 279 reducing their positions, and 54 closing their positions.

Holders
884
Holders Change
+66
Holders Change %
+8.07%
% of All Funds
23.59%
Holding in Top 10
52
Holding in Top 10 Change
+11
Holding in Top 10 Change %
+26.83%
% of All Funds
1.39%
New
130
Increased
343
Reduced
279
Closed
54
Calls
$975M
Puts
$1.36B
Net Calls
-$382M
Net Calls Change
+$97.3M

Top Buyers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$861M
2
Capital World Investors
2
Capital World Investors
California
$581M
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$6.72B
4
Goldman Sachs
4
Goldman Sachs
New York
$612M
5
BFA
5
BlackRock Fund Advisors
California
$1.54B

Top Sellers

1
Capital Research Global Investors
1
Capital Research Global Investors
California
$102M
2
BA
2
BlackRock Advisors
Delaware
$265M
3
UBS AM
3
UBS AM
Illinois
$416M
4
T. Rowe Price Associates
4
T. Rowe Price Associates
Maryland
$4.13B
5
CCI
5
Columbus Circle Investors
$224M
Name Market Value Shares Shares
Change 		Shares
Change %
Goldman Sachs
26
Goldman Sachs
New York
$612M 1,802,529 +609,082 +51%
Capital World Investors
27
Capital World Investors
California
$581M 1,710,500 +930,000 +119%
Norges Bank
28
Norges Bank
Norway
$559M 1,645,805 – –
MCM
29
Marsico Capital Management
Colorado
$546M 1,607,156 -127,210 -7%
AllianceBernstein
30
AllianceBernstein
Tennessee
$535M 1,576,365 -95,328 -6%
Morgan Stanley
31
Morgan Stanley
New York
$532M 1,568,496 +309,905 +25%
O
32
OppenheimerFunds
New York
$517M 1,523,240 +71,310 +5%
O
33
OrbiMed
New York
$507M 1,494,700 +304,600 +26%
Massachusetts Financial Services
34
Massachusetts Financial Services
Massachusetts
$491M 1,446,949 -214,000 -13%
UBS AM
35
UBS AM
Illinois
$416M 1,224,670 -689,255 -36%
AQR Capital Management
36
AQR Capital Management
Connecticut
$408M 1,201,289 +93,290 +8%
MAA
37
Managed Account Advisors
New Jersey
$352M 1,037,556 -45,427 -4%
Deutsche Bank
38
Deutsche Bank
Germany
$322M 949,917 +57,649 +6%
Legal & General Group
39
Legal & General Group
United Kingdom
$319M 940,927 -30,274 -3%
MC
40
Montag & Caldwell
Georgia
$313M 923,072 -437,467 -32%
DCP
41
DSM Capital Partners
Florida
$305M 898,165 +128,837 +17%
Prudential Financial
42
Prudential Financial
New Jersey
$282M 830,694 -27,080 -3%
Allianz Asset Management
43
Allianz Asset Management
Germany
$282M 829,459 -189,774 -19%
California Public Employees Retirement System
44
California Public Employees Retirement System
California
$265M 741,610 -79,782 -10%
New York State Common Retirement Fund
45
New York State Common Retirement Fund
New York
$265M 781,758 -16,387 -2%
BA
46
BlackRock Advisors
Delaware
$265M 780,187 -745,660 -49%
BlackRock
47
BlackRock
New York
$244M 718,748 +14,708 +2%
CS
48
Credit Suisse
Switzerland
$242M 714,165 +64,607 +10%
Grantham, Mayo, Van Otterloo & Co (GMO)
49
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
$236M 696,116 -104,185 -13%
AL
50
AJO LP
Pennsylvania
$230M 677,140 -49,900 -7%
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